Sony DVP-NC875V Service Manual ▷ View online
DVP-NC875V
3-17
3-18
3-9. VIDEO BLOCK DIAGRAM
11
15
13
17
19
21
20
10
31
23
25
21
8
11
13
1
32
16
3
29
5
27
Y
C
J102
J101 (1/2)
COMPONENT
VIDEO OUT
J103
Y
C
B
C
R
SYSTEM CONTROL
(SEE PAGE 3-9 to 3-10)
SYSTEM CONTROL
TO MB-117
(SEE PAGE 3-9 to 3-10)
WIDE
VMUTE
Y/G
Cb/B
Cr/R
C
Y
V
CN301 (1/2)
C
Y
V
VIDEO BUFFER
VIDEO IN VIDEO OUT
SY OUT
SY IN
C IN
C OUT
MUTE1
MUTE2
Y IN
Y OUT
Y
Cb
Cr
Cb IN
Cr IN
Cb OUT
Cr OUT
IC103
VIDEO
LINE OUT
S VIDEO OUT
Q111, 112
WIDE SWITCH
AV-087 BOARD (1/2)
(SEE PAGE 4-27 to 4-28)
TO MB-117
DVP-NC875V
3-19
3-20
3-10. INTERFACE CONTROL BLOCK DIAGRAM
VFD DRIVER CIRCUIT
1 2
49 50
SEG 1-21
DIG 1-8
5
34
49
69
39
ND 401
FLORESENT
INDICATOR TUBE
46
70
77
LDMM
LMCTL (PWM)
LDMP
CKSW1
CKSW1
OCSW1
OCSW1
OCSW2
OCSW2
DSENS
DSENS
TSENS
TSENS
28
12
25
9
13
22
6
14
7
20
15
16
17
23
24
26
80
35
34
36
11
36
7
9
2
4
FIN
AIN
8
/RST
30
31
TAMP
TAMM
1
40
VKK
OUT
1-2
IC 408
VOUT
EVER+3.3V
TO MB
LDM
LM
REL
FWD
CN 403
CTL
+
-
LDM +-
TO TRAY
-EVER+3.3V
CN 404
4
6
7
1
3
2
10 11
8 9
1 2
4 5 3
5
3
-SW
-10V
-SW+8V
TO MB
CN 401
SW-10V
27
12
10
7
8
5
3
4
2
9
1
3
4
5
6
2
8
5
4
2
3
2
3
5
4
KEY POWER
KEY PLAY
KEY STOP
IR
42
41
SACD LED
MULTI LED
KEY OPEN/ CLOSE
PROG LED
IC 404
IF CON
SYSAST
/CS
SI
SO
/SC
/AMUTE
/VMUTE
BUSY
PCONT
CN 402
CN 405
SYSRST
XIFCS
SOO
SIO
SCO
A-MUTE
V-MUTE
XIFBUSY
PCONT
CN 501
CN 601
D602
D603
S601
POWER
IC403
2
3
XIN
XOUT
X401
8MHZ
1
IC 501
S510
S511
S512
S513
S514
S508
STOP
PROG
4
3
2
1
S509
S510
S511
S505
S504
S503
S502
R504
R505
R506
R507
S501
D501
CN 502
OPEN/
CLOSE
EXCHANGE
PROG SEL
R512
PLAY
PAUSE
PREV
NEXT
5
R513
S508
R514
S509
S507
S506
DISC
SKIP
11
7
8
9
6
10
4
10
9
2
3
SACD
MULTI
IF-114 BOARD
(SEE PAGE 4-17 to 4-18)
TO MB-117
(SEE PAGE 3-3 to 3-4)
SW-423 BOARD
(SEE PAGE 4-21 to 4-22)
FR-218 BOARD
(SEE PAGE 4-23 to 4-24)
DVP-NC875V
3-21
3-22E
3-11. POWER BLOCK DIAGRAM
CN101
F101
L101, L102
2 Line
Filters
Filters
Bridge
Rectifier
Diode
Rectifier
Diode
T
ransf
ormer
D311
Switching
IC &
Circuit
PC101
Photo Coupler
Shunt Reg
IC611
D511
D211
D411
Q211
L211
L411
Q611
L512
L312
Q311
SW +5V
SW +3.3V
E +5V
E +11V
SW +8V
CN201
E -10V
P.CONT
1
3
4
5
6
10
8
T101
SWITCHING REGULATOR
(SEE PAGE 4-33 to 4-34)
DVP-NC875V
1
A
B
C
D
E
F
G
H
I
2
12
13
11
10
9
8
7
6
5
4
3
14
15
SECTION 4
PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
4-1
4-2
*SW REG
SW-423
MD-105
FR-218
IF-114
AV-87
MB-117
M
M
OPTICAL
DEVICE
DEVICE
BASE UNIT
SRV1577
(120V)
(120V)
24
23
22
21
20
19
18
17
16
15
14
23
22
21
20
19
18
17
16
15
14
GND (LD)
LD (650)
N.C
N.C
PD
LO (780)
VR (650)
VR (780)
N.C
VoE/e+g
Vcc
N.C
PD
LO (780)
VR (650)
VR (780)
N.C
VoE/e+g
Vcc
13
12
11
10
12
11
10
9
8
7
6
5
4
3
8
7
6
5
4
3
Vc
GND (PDIC)
VoF f+n
VoB/b
VoA/a
RF
(LO,DVD,HI,CD) MSW
GND (PDIC)
VoF f+n
VoB/b
VoA/a
RF
(LO,DVD,HI,CD) MSW
LIMIT
SWITCH
SWITCH
VoD/d
VoC/c
TRK-
TRK+
VoC/c
TRK-
TRK+
2
1
1
6
5
4
3
2
1
5
4
3
2
1
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
11
12
13
14
15
16
17
18
19
20
21
22
23
24
FCS+
FCS-
FCS-
GND (LD)
LD (650)
N.C
N.C
PD
LO (780)
LD (650)
N.C
N.C
PD
LO (780)
1
2
3
4
5
6
2
3
4
5
6
SP-
SP+
LIMIT
(GND) LIMIT
SL-
SL+
7
6
5
4
3
2
6
5
4
3
2
11
10
10
9
8
8
1
CN501
CN405
7P CN403
1
2
3
4
5
6
2
3
4
5
6
PROG LED
EVER +3.3V
OPEN
PLAY
STOP
IR
EVER +3.3V
OPEN
PLAY
STOP
IR
IR
7
GND
8
9
9
10
POWER
MULTI_LED
SACD
MULTI_LED
SACD
11 N.C
PROG LED
EVER +3.3V
OPEN
PLAY
STOP
GND
POWER
MULTI_LED
SACD
N.C
4
3
2
1
3
2
1
6P CN601
CN502 6P
4
3
5
MULTI_LED
POWER
N.C
POWER
N.C
6
GND
MULTI_LED
POWER
6
5
5
2
1
N.C
SACD
SACD
N.C
SACD
N.C
GND
SP-
SP+
LIMIT
(GND) LIMIT
SL-
SL+
SP+
LIMIT
(GND) LIMIT
SL-
SL+
VR (650)
VR (780)
N.C
VoE/e+g
Vcc
Vc
GND (PDIC)
VoF f+n
VoB/b
VoA/a
RF
(LO,DVD,HI,CD) MSW
VoD/d
VoC/c
TRK-
TRK+
FCS+
FCS-
VR (780)
N.C
VoE/e+g
Vcc
Vc
GND (PDIC)
VoF f+n
VoB/b
VoA/a
RF
(LO,DVD,HI,CD) MSW
VoD/d
VoC/c
TRK-
TRK+
FCS+
FCS-
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Cr/R
21P CN303
CN101 21P
WIDE
Cb/B
D_GND
Y/G
D_GND
Y
D_GND
C
D_GND
VV
VMUTE
LMUTE
RMUTE
AL
T
-
LMUTE
AL
T
-
AL
T+
A_GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
FCOUT3-
(FC)
(SW)
(SL)
(SR)
(FL)
(FR)
17P CN302
CN202 17P
FCOUT3+
SW
OUT3+
SW
OUT
-3
SLOUT2-
SLOUT2+
SR
OUT2+
SR
OUT2-
A_GND
FLOUT1-
FLOUT1+
A-GND
FR
OUT1+
FR
OUT1-
D_GND
V
-OFF
MUTE23
C-
C+
SW+
SW
-
SL-
SL+
SR+
SR-
GND
FL-
FL+
GND
FR+
FR-
D_GND
V
-OFF
MUTE23
A
UDIO+5V
A_GND
AR
T+
AR
T
-
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
SW
-10V
AI+5V
A
U+11V
D_GND_VIDEO
MUTE+5V
A_MUTE
SPDIF
SW
-10V
7P CN403
CN201 7P
SW+5V
EVER+11V
GND
MUTE+5V
AMUTE
SPDIF
7
6
5
4
3
2
1
7
6
5
4
3
2
1
Cr/R
WIDE
Cb/B
D_GND_VIDEO
Y/G
WIDE
Y
D_GND_VIDEO
C
D_GND_VIDEO
VMUTE
RMUTE
AL
T+
P_GND
A
UDIO+5V
P_GND
AR
T+
AR
T
-
GND
3.3V_MNT
1
2
3
4
5
6
7
8
9
10
11
12
13
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
GND
SW+3.3V
SW
-10V
EVER3.3V
VDFF
(MGND)
SW+5V
GND
SW+3.3V
SW
-10V
EVER3.3V
V
-OFF/SW+8V
MTR_GND
SW+5V
7
6
5
4
3
2
1
SYSRST
XIFCS
IFBSY
SIO
SOO
GND
SCO
VMUTE
AMUTE
P-CONT
CTRL_S
GND
CN402 13P
13P CN106
CN401 7P
CN402 7P
3.3V_MNT(SW+3.3V)
/SYSRST
XIFCS
XIFB
USY
SIO
SOO
GND
SCO
V_MUTE
A_MUTE
PCONT
CONTR
OL-S
11P
FIS-004
FFC
6P
B to B
1-828-878-11
11P
FM-100
HARNESS
1-962-742-11
24P
FMO-012
FFC
1-828-875-11
0.5mm pitch
0.5mm pitch
21P
FMA-014
FFC
1-963-006-11
1.0mm pitch
1.0mm pitch
17P
FMA-015
FFC
1-963-007-11
1.0mm pitch
1.0mm pitch
SE-145
M
6P CN101
6P CN002
6P
FMS-005
FFC
1-828-874-11
1
2
3
5
6
TM-
TM+
SGND
4
DSENS
TSENS
SENSOR LED
TM-
TM+
SGND
TSENS
SENSOR LED
6
5
4
DSENS
3
3
2
1
CN102 2P
TM-
TM+
TM+
2
1
1
M
CN004 2P
CN003 3P
LM-
LM+
LM+
OCSW1
SGND
SGND
LIMIT
SWITCH
CKSW1
2
1
1
2
1
1
3
6P
CN106
CN106
CN201 6P
24P CN101
6P Orefe
Orefe 24P
RXD
GND
+3.3V
V2REFO
RF MON
GND
+3.3V
V2REFO
RF MON
5
TXD
6
4
3
2
1
3
2
1
6P
MD-103
HARNESS
1-962-739-11
7P
IM-071
HARNESS
1-963-004-11
7P
AM-145
HARNESS
1-963-005-11
13P
FIM-004
FFC
1-828-876-11
LDM+
GND
5
4
3
2
1
1
2
3
4
5
LDM-
CKSW1
OCSW1
LDM+
5P CN403
CN202 5p
LMCTL (PWM)
LDM-
FWD
REV
5P
FIM-005
FFC
1-828-877-11
1
2
3
4
5
6
2
3
4
5
6
SW+5V
MTR_GND
EVER+11V
EVER+5V
SW+3.3V
SW+5V
7
8
9
8
9
10
GND
P-CONT
POWER_SW
EVER-10V
CN201 10P
10P
PM-118
HARNESS
1-963-003-11
1
2
3
4
5
6
2
3
4
5
6
SW+5V
MTR_GND
MTR_GND
EVER+11V
EVER+5V
SW+3.3V
SW+5V
EVER+5V
SW+3.3V
SW+5V
7
8
9
8
9
10
GND
P-CONT
NC
EVER-10V
P-CONT
NC
EVER-10V
10P CN401
OCSW2
CKSW1
OCSW1
SGND
SENSOR LED
TSENS
LM-
1
2
3
4
5
6
DSENS
7
8
LM+
9
9
TM+
10
TM-
11
OCSW2
CKSW1
OCSW1
GND
SENSOR LED
TSENS
LM-
1
2
3
4
5
6
DSENS
7
8
LM+
9
TM+
10
TM-
11
11P CN404
11P CN001
FRAME SCHEMATIC DIAGRAM
4-1. FRAME SCHEMATIC DIAGRAM
Click on the first or last page to see other DVP-NC875V service manuals if exist.